Brush



FIG. 1 is a top, front and side perspective view of a brush, showing my new design;

FIG. 2 is a reduced side elevational view thereof;

FIG. 3 is a reduced side elevational view thereof from the side opposite that shown in FIG. 2;

FIG. 4 is a reduced top plan view thereof;

FIG. 5 is a reduced front end elevational view thereof;

FIG. 6 is a reduced rear end elevational view thereof; and,

FIG. 7 is a reduced bottom plan view thereof.

The broken line representation of a handle forms no part of the claimed design. 

The ornamental design for a brush, as shown and described. 